forceGraph = ForceGraph3D()(domEl)
.d3AlphaDecay(0.01)
.d3VelocityDecay(0.1)
.d3Force('charge', null)
.d3Force('radial', d3Force3d.forceRadial(d => d.type === 'a' ? 300 : 600))
.d3Force('collide', d3Force3d.forceCollide(16))
.nodeRelSize(8)
.nodeColor(d => d.type === 'a' ? 'brown' : 'steelblue')
.enableNodeDrag(false)